Overview Edmodo Snapshot is a free, easy to use tool that will help prepare your students to master the Common Core or other state standards in ELA or Math. With just a few clicks, Snapshot generates a standards aligned formative assessment on the specific Standard(s) of your choice, and delivers insightful data that paints a clear picture of your students’ performance on state standards. Stop wondering where your students need support to master the standards, and find out using Snapshot.